Sahih Muslim 7294
صحيح مسلم#7294SahihSalim b. Abdullah reported on the authority of his father that Allah's Messenger (ﷺ), while turning his face towards the east, said:The turmoil would appear from this side; verily, the turmoil would appear from this side; verily, the turmoil would appear from this side - the side where appear the horns of Satan
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 54:60